170 



Cyclas appendiculata, Turton, Man. 15, pi. i, f. 6, 1831. 

 Pisidium acutum, C. Pfeiffer, Wiegm. Archiv. i, : 230, 1831. 

 Pisidium Henslowianum, Jenyns, Trans. Phil. Soc. Cambr. iv, 



308, pi. xxi, f. 6, 7, 1832. 



Pera appendiculata, Leach, Moll. Brit. Synop. 292, 1852. 

 Pisidium Jayanum, Gassies, in litt. 1852. 

 Pisidium Dupuyanum, Normand, Cycl. Dpt. Nord, 5, 1854. 

 Pisidium solitarium, Gassies, in litt. 1855. 

 Pisidium pallidum, Gassies, Act. Soc. Linn. Bord. xx, 1855. 

 Pisidium Bonnafouxianum, de Cessac, Bull. Soc. Sci. Nat. 



Crense. ii, 1855. 

 Pisidium Jaudouinianum, Gassies, Act. Soc. Linn. Bord. xx, 



1855. 



Pisidium pictum, de Cessac in litt. 1855. 

 Pisum Henslowianum, Deshayes, Brit. Mus. Cat. Conchif. 



278, 1854. 

 Pisidium Henslowianum, Jenyns, Baudon, Pisid. Fr. 45, pi. 



iv, f. F. 1857. 

 Musculium Henslowianum, H. and A. Adams, Gen. Rec. 



Moll, ii, 451, 1858. 

 Pisidium Hensloivianum, Jenyns, Prime, Cat. Corb. 17, 



1863. Europe. 



23. P. insigne, Gabb. Amer. J. Conch. 69, pi. f. ii, 2, pi. iv, 



f. 10, 1868. Fort Tejon, California. 



24. P. Jamaicense, Prime. 



Cyclas pygmea, C. B. Adams, Contr. Conch. 44, 1849. 

 Pisum Adamsi, Deshayes, Brit. Mus. Cat. Conchif. 284, 



1854. 

 Musculium pygmeum, H. and A. Adams, Gen. Rec. Moll, ii, 



452, 1858. 

 Pisum pygmeum, II. and A. Adams, Loc. sup. cit. ii, 660, 



1858. 

 Pisidium Jamaicense, Prime, Cat. Corb. 15, 1863. Smith. 



Inst. Misc. Coll. Prime, Monog. Corb. 70, f. 76, 1865. 



Jamaica, West Indies. 



25. P. Moietessieranum, Paladilhe, Rev. Mag. Zool. 1866. 



Marseilles, France. 



26. P. nitidum, Jenyns. 



Cyclas pusilla, Turton, Conch. Brit. 16, pi. i, f. 7, 1831. 

 Pisidium nitidum, Jenyns, Trans. Phil. Soc. Cambr. iv, 304, 



pi. xx, f. 7, 8, 1832. 



Cyclas nitida, Hanley, Descrip. Cat. 90, pi. xiv, f. 46, 1844. 

 Pisidium incertum, Normand, Cycl. De'pt. Nord. 6, 1854. 

 Pisum nitidum, Deshayes, Brit. Mus. Cat. Conchif. 277, 1854. 



